Pilot-Operated Pressure Relief Valve from Canada
High-capacity relief valve using a pilot mechanism for accurate set-point operation in large pressure vessels and pipelines. HTS 8481.40.00.00 classification applies as it serves safety relief functions for industrial gas and steam systems.
Duty Rate — Canada → United States
12%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• API 526 flange standards documentation required; include orifice designation (D-K sizes); ensure pilot testing certification for customs validation